MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to a redirector service, which in turn points to a large number of other PDFs hosted on Shopify. The document body explicitly mentions 'Acrobat reader for windows 8 free' and includes the redirector URL, indicating a phishing lure for potentially malicious software. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.cc/pify?keyword=acrobat+reader+for+windows+8+free In PDF document text
- http://files.coordinatedentry.com/uploads/1/3/0/7/130738712/5dfbe1.pdfIn PDF document text
- http://tonow.oldschoolsailing.com/uploads/1/3/1/6/131606295/zonijitekojo_xasonitamet_gilapuzenilekev_muraf.pdfIn PDF document text
- http://files.jecdevelopment.com/uploads/1/3/0/7/130775363/52e735308ac.pdfIn PDF document text
- http://piwik.geppscrosscricketclub.net/uploads/1/3/1/3/131398134/3793929.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/6599/9511/files/rawugusuzerilawuzigajomoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5540/7511/files/backbone._js_underscore_template_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1006/4537/files/joxujajobepotogegebilefu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7695/1974/files/rakan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7194/7430/files/lipid_profile_chart.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5016/2583/files/girilekiwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5586/5243/files/bumixowisepakijo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0046/2503/files/teoria_del_aprendizaje_significativo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5399/8502/files/fulopowepurogaworap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3281/3469/files/80436336631.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/8839/2871/files/pharmacy_personal_statement.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7955/5486/files/38153916183.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0292/1123/files/95597494104.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5382/4677/files/77791803891.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006036.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6036 | 5184 bytes |
SHA-256: ed4f9bce48e81f03e6ed6ec887aba8694db93e9021493979365d802705665adf |
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font_01_sfnt_off000071e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71E5 | 10052 bytes |
SHA-256: 1206c63c5a535343bc144ad4a5e71c0665bf45f9c97ac1f2d43a3a9b4da56037 |
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font_02_sfnt_off0000944e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x944E | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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